Abstract: A body thickness conversion unit converts a body thickness from a distance image imaged by a distance measurement camera to acquire the body thickness. A strength setting unit sets strength of noise reduction processing to a radiographic image to be stronger as the body thickness is thicker. A radiographic image acquisition unit acquires the radiographic image output from a radiation detector in radioscopy. A noise reduction processing unit executes the noise reduction processing on the radiographic image with the strength set by the strength setting unit.

Abstract: An X-ray target assembly includes a cylindrical base and a cylindrical multilayered X-ray target that includes at least a heat transfer layer, an X-ray source layer and an adhesion layer provided between the heat transfer layer and the X-ray source layer, wherein the X-ray target is oriented such that the heat transfer layer is closest to the base, wherein the X-ray target is placed on top of a cylindrical carrying element, wherein the in-plane coefficient of thermal expansion of each of the heat transfer layer, the X-ray source layer, the adhesion layer and of the material of the carrying element is different, wherein the in-plane coefficient of thermal expansion of the heat transfer layer is the lowest and that of the material of the carrying element the highest.

Abstract: A fluorescence microscope, includes an optical system configured to collect fluorescent light emitted from different fluorophore species within a field of view and to focus the fluorescent light for detection, a spectral splitting arrangement configured to split the fluorescent light into at least two spectrally different fluorescent light components, a multi-channel detector system including at least two image sensors configured to detect at least two spatial light intensity distributions based on the at least two spectrally different fluorescent light components, each spatial light intensity distribution representing an image of the object over the field of view, and a processor configured to determine spatial distributions of the different fluorophore species based on a spectral unmixing analysis of each spatial light intensity distribution, wherein the processor is further configured to obtain compensation information and to determine a spatial distribution of each fluorophore species by taking into accou

Abstract: An imaging optical arrangement serves to image an object illuminated by X-rays. An imaging optics serves to image a transfer field in a field plane into a detection field in a detection plane. A layer of scintillator material is arranged at the transfer field. A stop is arranged in a pupil plane of the imaging optics. The imaging optics has an optical axis. A center of a stop opening of the stop is arranged at a decentering distance with respect to the optical axis. Such imaging optical arrangement ensures a high quality imaging of the object irrespective of a tilt of X-rays entering the transfer field. The imaging optical arrangement is part of a detection assembly further comprising a detection array and an object mount. Such detection assembly is part of a detection system further comprising a X-ray source.

Abstract: The present disclosure is directed to methods for evaluating a gravel pack, a frac-pack, or cement in a wellbore. In at least one embodiment, a method for evaluating a gravel pack, frac-pack or cement in a wellbore, includes pumping a first material into the wellbore, wherein the first material comprises a first tracer that is not radioactive. The method includes pumping a second material into the wellbore, wherein the second material comprises a second tracer that is not radioactive. The method includes obtaining a set of data using the downhole tool in the wellbore after the first and second materials are pumped into the wellbore. The method includes obtaining a baseline using the downhole tool in the wellbore in a depth interval without the first or second material. The method includes comparing the set of data with the baseline.

Abstract: Particle analyzers having scintillation counters are provided. Particle analyzers of interest include a flow cell for transporting particles in a flow stream, a light source for irradiating a particle in the flow stream at an interrogation point, a particle-modulated light detector for detecting light from the interrogation point, and a scintillation counter for assessing particle radioactivity. In embodiments, the scintillation counter is positioned within the flow cell and configured generate particle radioactivity data that may be associated with a given particle in a plurality of particles. Methods and non-transitory computer readable storage media for practicing the invention are also provided.

Abstract: A light generator comprises a light conversion device and a light source arranged to apply a light beam to the light conversion element. The light conversion device includes an optoceramic or other solid phosphor element comprising one or more phosphors embedded in a ceramic, glass, or other host, a metal heat sink, and a solder bond attaching the optoceramic phosphor element to the metal heat sink. The optoceramic phosphor element does not undergo cracking in response to the light source applying a light beam of beam energy effective to heat the optoceramic phosphor element to the phosphor quenching point.

Abstract: An adaptive control method for a mobile X-ray machine includes: acquiring operating information of a battery, determining a state of the battery; if the battery is in a failure state, selecting a first control value; if the battery is not in the failure state, determining whether a residual charge of the battery is less than a low charge threshold; if the residual charge of battery is less than low charge threshold, determining the battery is in a low charge state, and selecting a second control value; and if residual charge of battery is not less than low charge threshold, determining the battery is in a normal state, and selecting a third control value; acquiring circuit parameter information of a capacitor charger, and controlling capacitor charger based on circuit parameter information and the first control value or the second control value or the third control value.

Abstract: In summary, the present invention proposes embodying an X-ray detector (21) with a plurality of detector modules (1, 1a-1g), each comprising dead zones (6) without X-ray sensitivity and active zones (3, 3a-3c) with X-ray sensitivity that is spatially resolved in a measurement direction (MR), wherein the detector modules (1, 1a-1g) are embodied successively and in an overlapping fashion along the measurement direction (MR), such that in overlap regions (23a-23e) the dead zone (6) of one detector module (1, 1a-1g) is bridged by an active zone (3, 3a-3c) of another detector module (1, 1a-1g). The overlapping detector modules (1, 1a-1g) are arranged next to one another in the transverse direction (QR) in the overlap regions (23a-23e), wherein the transverse direction (QR) runs transversely with respect to the local measurement direction (MR) and transversely with respect to a local connection direction (VR) with respect to a sample position (91).

Abstract: A freshness label in an embodiment includes a base material having a fluid retention capacity and a phosphor layer on a surface of the base material. The phosphor layer includes an aggregation-induced phosphor. The base material has a porous or mesh structure. The aggregation-induced phosphor comprises a phosphor having a polar functional group or the like. The freshness label can be used to detect spoilage and/or deterioration of fresh food according to changed in fluorescence intensity provided by the aggregation-induced phosphor.

Abstract: The present invention relates to a method of tagging a substrate with a covert, spectroscopically detectable security feature, wherein a liquid treatment composition comprising at least one acid is deposited onto a substrate, which comprises at least one external surface comprising a salifiable alkaline or alkaline earth compound.

Abstract: A radiation therapy system includes an X-ray imaging system that is configured with a combined and simplified filter and collimator positioning mechanism. In addition, an X-ray imager of the RT system is only positioned at a few discrete locations within a plane that is a fixed distance from the imaging X-ray source when generating X-ray images. As a result, for each of these discrete imaging positions, the simplified filter and collimator positioning mechanism positions a specific collimator-filter combination in a specific location between the X-ray source and the imager.

Abstract: A light source device includes a light source unit that emits laser light, a condensing lens, and a transmissive fluorescent body. The condensing lens condenses laser light emitted from the light source unit. The transmissive fluorescent body is provided with, inside thereof, a condensing point of laser light condensed by the condensing lens, and emits fluorescent light from a portion through which laser light passes.

Abstract: This radiotherapy device comprises: an X-ray irradiation device and an X-ray camera for detecting the position of a specific landmark present in an irradiation target; a storage unit which, with one from among a plurality of time-lapse three-dimensional CT images including the landmark and obtained beforehand during treatment planning used as a reference images, stores the relationship between the displacement of the landmark position from that in the reference image to that in another three-dimensional CT image, and the deformation of each of the sites in the other CT image, obtained by analysis thereof; and an image processing unit, a deformation amount evaluation unit, and a display unit, that estimate the deformation of each of the sites and reproduce the estimated three-dimensional CT image, according to the position of the landmark detected and the relationship stored by the storage unit.

Abstract: An optical device for illuminating a sample located in a sample volume with illumination light and for detecting scattered and/or fluorescent light from the sample includes an optical illumination assembly, an optical detection assembly and at least one attachment element. The optical illumination assembly is configured to transmit the illumination light along an illumination path into the sample volume. The optical detection assembly is configured to collect and relay the scattered and/or fluorescent light from the sample volume along a detection path. At least portions of the illumination path and/or of the detection path extend in the at least one attachment element.

Abstract: The various embodiments described herein include methods, devices, and systems for operating superconducting circuitry. In one aspect, a superconducting component includes: (1) a superconductor having a plurality of alternating narrow and wide portions, each wide portion having a corresponding terminal; and (2) a plurality of heat sources, each heat source thermally coupled to a corresponding narrow portion such that heat from the heat source is transmitted to the corresponding narrow portion; where the plurality of heat sources is electrically isolated from the superconductor.

Abstract: A method and apparatuses for a radiation detector apparatus, comprising a scintillator array comprising a plurality of scintillator crystals. The plurality of scintillator crystals includes a first scintillator crystal and a second scintillator crystal adjacent to the first scintillator crystal within the scintillator array. A photosensor array comprising a plurality of photosensors including a first photosensor configured to detect photons from the first scintillator crystal. A first separator positioned between the first scintillator crystal and the second scintillator crystal. First separator optically separates the first scintillator crystal and the second scintillator crystal such that the first photosensor detects photons from the first scintillator crystal and not from the second scintillator crystal.

Abstract: Each of first and second beams has a connection portion connected to a base substrate and a separated portion away from the base substrate, and is physically joined to an infrared receiver at the separated portion. The infrared receiver is supported by the first and second beams, and includes lower electrode, upper electrode, and a resistance change film. The resistance change film is sandwiched by the lower electrode and upper electrode in a thickness direction, each of the lower and upper electrodes is electrically connected to the resistance change film, the lower and upper electrodes are electrically connected to first wiring and second wiring, respectively, at least one electrode selected from the lower electrode and the upper electrode has a line-and-space structure, and an infrared reflection film is provided at a position on a surface of the base substrate facing the infrared receiver.

Abstract: A computed tomography (CT) apparatus according to various embodiments may include a gantry including a first rotation device, a second rotation device and a third rotation device which have a ring shape, share an axis of rotation, and are rotatable independently of one another, a plurality of first light sources provided on the first rotation device at regular intervals and configured to emit X-rays to a subject, a plurality of second light sources provided on the second rotation device at regular intervals and configured to emit X-rays to the subject, a detector provided on a region of the third rotation device and configured to detect X-rays passing through the subject, and one or more processors.

Abstract: Sub-diffraction limited fluorescent images using a fiber-based stimulated emission depletion (STED) microscope are reported. Both excitation and depletion beams are transported through polarization-maintaining fiber and a lateral resolution of 100 nm has been achieved.